CVE-2023-25556

Published: Apr 18, 2023

Modified: Feb 5, 2025

PUBLISHED

CVSS v3.1

8.3

HIGH

Description

A CWE-287: Improper Authentication vulnerability exists that could allow a device to be compromised when a key of less than seven digits is entered and the attacker has access to the KNX installation.

Vendor	Product	Versions
Schneider Electric	Merten INSTABUS Tastermodul 1fach System M 625199	affected `Program Version 1.0`
Schneider Electric	Merten INSTABUS Tastermodul 2fach System M 625299	affected `Program Version 1.0`
Schneider Electric	Merten Tasterschnittstelle 4fach plus 670804	affected `Program Version 1.0` affected `Program Version 1.2`
Schneider Electric	Merten KNX ARGUS 180/2,20M UP SYSTEM 631725	affected `Program Version 1.0`
Schneider Electric	Merten Jalousie-/Schaltaktor REG-K/8x/16x/10 m. HB 649908	affected `Program Version 1.0`
Schneider Electric	Merten KNX Uni-Dimmaktor LL REG-K/2x230/300 W MEG6710-0002	affected `Program Version 1.0` affected `Program Version 1.1`
Schneider Electric	Merten KNX Schaltakt.2x6A UP m.2 Eing. MEG6003-0002	affected `Program Version 0.1`

Weaknesses (CWE)

CWE-287

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-045-03&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-045-03.pdf

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CVE-2023-25556

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References